20892345

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 34376832

約数和(自身を除く): 13484487

約数列:

[1, 3, 5, 15, 83, 97, 173, 249, 291, 415, 485, 519, 865, 1245, 1455, 2595, 8051, 14359, 16781, 24153, 40255, 43077, 50343, 71795, 83905, 120765, 215385, 251715, 1392823, 4178469, 6964115, 20892345]

約数ペア:

[(1, 20892345), (3, 6964115), (5, 4178469), (15, 1392823), (83, 251715), (97, 215385), (173, 120765), (249, 83905), (291, 71795), (415, 50343), (485, 43077), (519, 40255), (865, 24153), (1245, 16781), (1455, 14359), (2595, 8051)]